Microcontrollers
Use the filters and product table below to compare Microcontrollers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Programmable | Core Processor | Core Size | Speed | Connectivity | Peripherals | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | RAM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
W78L058A24FLIC MCU 8BIT 32KB FLASH 44QFP |
4,350 | - |
|
Datasheet | 44-BQFP | W78 | Tray | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | EBI/EMI, UART/USART | POR, WDT | 36 | 32KB (32K x 8) | FLASH | - | 512 x 8 | 2.4V ~ 5.5V | - | Internal | 0°C ~ 60°C (TA) | - | - | Surface Mount | |
|
M0A23OC1ACU32 KB FLASH, 4K SRAM, CAN, AUTOM |
4,414 | - |
|
Datasheet | 20-SSOP (0.209", 5.30mm Width) | NuMicro™ M0A23U | Tube | Active | - | ARM® Cortex®-M0 | 32-Bit | 48MHz | CANbus, I2C, IrDA, LINbus, SPI, UART/USART | Brown-out Detect/Reset, DMA, LVR, POR, PWM, WDT | 18 | 32KB (32K x 8) | FLASH | - | 4K x 8 | 2.4V ~ 5.5V | A/D 17x12b SAR; D/A 1x5b | External, Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
|
W78L058A24DLIC MCU 8BIT 32KB FLASH 40DIP |
3,227 | - |
|
Datasheet | 40-DIP | W78 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 24MHz | EBI/EMI, UART/USART | POR, WDT | 32 | 32KB (32K x 8) | FLASH | - | 512 x 8 | 2.4V ~ 5.5V | - | Internal | 0°C ~ 60°C (TA) | - | - | Through Hole | |
|
|
W78E051C40DLIC MCU 8BIT 4KB FLASH 40DIP |
3,441 | - |
|
Datasheet | 40-DIP | W78 | Tube | Obsolete | Not Verified | 8051 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 32 | 4KB (4K x 8) | FLASH | - | 128 x 8 | 4.5V ~ 5.5V | - | External | 0°C ~ 70°C (TA) | - | - | Through Hole | |
|
M256SD3AE28KB FLASH, 16KB RAM, LCD DRIVER |
4,767 | - |
|
Datasheet | 64-LQFP | NuMicro™ M256 | Tray | Active | - | ARM® Cortex®-M23 | 32-Bit | 48MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, LCD, LVR, POR, PWM, WDT | 53 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.75V ~ 5.5V | A/D 16x12b SAR | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
|
M258SD3AE28KB FLASH, 16KB RAM, LCD DRIVER |
2,463 | - |
|
Datasheet | 64-LQFP | NuMicro™ M258 | Tray | Active | - | ARM® Cortex®-M23 | 32-Bit | 48MHz | I2C, IrDA, LINbus, QSPI, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT | 49 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.75V ~ 5.5V | A/D 16x12b SAR | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
M252LG6AEM23-256KFLASH+32KRAM+UART+SPI+I2 |
1,018 | - |
|
Datasheet | 48-LQFP | NuMicro™ M252 | Tray | Active | - | ARM® Cortex®-M23 | 32-Bit | 48MHz | EBI/EMI, I2C, IrDA, LINbus, QSPI, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT | 41 | 256KB (256K x 8) | FLASH | - | 32K x 8 | 1.75V ~ 5.5V | A/D 12x12b SAR; D/A 1x12b | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
M252KE3AEM23-128KFLASH+16KRAM+UART+SPI+I2 |
3,981 | - |
|
Datasheet | 128-LQFP | NuMicro™ M252 | Tray | Active | - | ARM® Cortex®-M23 | 32-Bit | 48MHz | EBI/EMI, I2C, IrDA, LINbus, QSPI, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT | 85 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 1.75V ~ 5.5V | A/D 16x12b SAR | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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M251KE3AEM23-128KFLASH+16KRAM+UART+SPI+I2 |
2,652 | - |
|
Datasheet | 128-LQFP | NuMicro™ M251 | Tray | Active | - | ARM® Cortex®-M23 | 32-Bit | 48MHz | EBI/EMI, I2C, IrDA, LINbus, QSPI, SPI, UART/USART | Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT | 85 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 1.75V ~ 5.5V | A/D 16x12b SAR | External, Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|
|
W78E051DDGIC MCU 8BIT 4KB FLASH 40DIP |
2,870 | - |
|
Datasheet | 40-DIP | W78 | Tube | Not For New Designs | Not Verified | 8052 | 8-Bit | 40MHz | EBI/EMI, UART/USART | POR, WDT | 32 | 4KB (4K x 8) | FLASH | - | 256 x 8 | 2.4V ~ 5.5V | - | External | -40°C ~ 85°C (TA) | - | - | Through Hole |
Microcontrollers FAQ
Common questions about filtering, comparing and sourcing Microcontrollers components.
How can I narrow the Microcontrollers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific Microcontrollers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
